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What is energy ?...

What is energy ?

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The capacity of a body to perform work is called its energy.
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Knowledge Check

  • What is the energy coin of a cell ?

    A
    DNA
    B
    RNA
    C
    ATP
    D
    Minerals

  • What is the energy gap in Si semiconductor?

    A
    4.4 eV
    B
    0.3 eV
    C
    0.7 eV
    D
    1.1 eV

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